<!--定义选择器

--> 选择器，名称，类名，id设置

<!DOCTYPE html>

<style type="text/css">
h2{
	color: red;
}
.architect{
	background-color: gray;
}
#h1id{
	color: green;
}
</style>

<html lang="en">
<head>
	<meta charset="UTF-8">
	<title>按照名称选择</title>
</head>

<body>
	<article class="architect">
		<h1 id="h1id">Antoni Gaudi</h1>
		<p>Many tourists are drawn to B</p>
		<h2>4444444</h2>
		<P>FDAIOFAIDFJAODFAODFI</P>
	</article>

</body>





</html>